<template>
	<section>
		<!--工具条-->
		<el-col :span="24" class="toolbar" style="padding-bottom: 0px;">
			<el-form :model="searchForm" :inline="true">
				<el-form-item label="文章类型">
					<el-input v-model="searchForm.typeName" placeholder="文章类型"></el-input>
				</el-form-item>
        <el-form-item label="类型状态">
        <el-select v-model="searchForm.status" clearable placeholder="请选择">
          <el-option label="全部" value=""></el-option>
          <el-option label="启用" value="1"></el-option>
          <el-option label="禁用" value="0"></el-option>
        </el-select>
        </el-form-item>
        <el-form-item label="时间">
          <el-date-picker
              v-model="searchForm.date"
              type="daterange"
              range-separator="至"
              start-placeholder="开始日期"
              end-placeholder="结束日期">
          </el-date-picker>
        </el-form-item>
				<el-form-item>
					<el-button type="warning" v-on:click="keywordQuery">查询</el-button>
				</el-form-item>
				<el-form-item>
					<el-button type="primary" @click="handleAdd">新增</el-button>
				</el-form-item>
			</el-form>
		</el-col>

		<!--列表v-loading="listLoading"-->
		<el-table :data="tableDatas" v-loading="listLoading" @selection-change="handleSelectionChange" highlight-current-row
			style="width: 100%;">
			<!--多选框-->
			<el-table-column type="selection" >
			</el-table-column>
			<el-table-column type="index"  label="序号">
			</el-table-column>
			<el-table-column prop="typeName" label="文章类型" >
			</el-table-column>
			<el-table-column prop="status" label="类型状态" >
        <template slot-scope="scope">
          <span v-if="scope.row.status" style="color: green">启用</span>
          <span v-else-if="!scope.row.status" style="color: red">禁用</span>
        </template>
			</el-table-column>
			<el-table-column prop="createTime" label="创建时间" >
			</el-table-column>
			<el-table-column prop="updateTime" label="更新时间">
			</el-table-column>
      <el-table-column prop="parent.typeName" label="父级类型">
      </el-table-column>
			<el-table-column label="操作">
				<template scope="scope">
					<el-button size="small" @click="handleEdit(scope.row)">编辑</el-button>
					<el-button type="danger" size="small" @click="handleDel(scope.row)">删除</el-button>
				</template>
			</el-table-column>
		</el-table>
		<!--工具条-->
		<el-col :span="24" class="toolbar">
			<el-button type="danger" :disabled="this.sels.length === 0" @click="handlePatchDel">批量删除</el-button>
			<el-pagination @size-change="handleSizeChange" @current-change="handleCurrentChange" :current-page="currentPage"
				:page-sizes="[5, 10, 15]" :page-size="pageSize" layout="total, sizes, prev, pager, next, jumper"
				:total="totals" style="float:right;">
			</el-pagination>
		</el-col>
<!--
  添加或修改页面
  visible.sync: 是否显示模态框
  :close-on-click-model:点空白处是否关模态框
  :rules="saveFormRules" form表单校验规则
  ref="saveForm" form表单的id

 -->
		<!--添加或修改界面-->
		<el-dialog :title="title" :visible.sync="saveFormVisible" :close-on-click-modal="false">
			<el-form :model="saveForm" label-width="80px"  ref="saveForm" >
				<el-form-item label="类型名称" prop="articleTypeName">
					<el-input v-model="saveForm.typeName" auto-complete="off"></el-input>
				</el-form-item>
				<el-form-item label="类型状态">
          <el-radio-group v-model="saveForm.status">
            <el-radio :label="1">启用</el-radio>
            <el-radio :label="0">禁用</el-radio>
          </el-radio-group>
				</el-form-item>
				<el-form-item label="父级类型" >
       <!--:options  动态显示的数据
         props 级练相关属性
         -->
          <el-cascader
              v-model="saveForm.parentId"
              :options="options"
              :props="{
                value:'id' ,label:'typeName',
                 checkStrictly: true,
                 emitPath:false}"
              clearable></el-cascader>
				</el-form-item>

			</el-form>
			<div slot="footer" class="dialog-footer">
				<el-button @click.native="saveFormVisible = false">取消</el-button>
				<el-button type="primary" @click.native="saveSubmit">提交</el-button>
			</div>
		</el-dialog>
	</section>
</template>

<script>

import {title} from "mockjs/src/mock/random/text";
import th from "element-ui/src/locale/lang/th";

export default {
	data() {
		return {
      options:[],//级联接收的数据
			//1.分页查询相关数据
			totals: 0,//总记录条数
			currentPage: 1,//当前页,要传递到后台的
			pageSize: 5, //每页显示多少条
			tableDatas: [], //当前页数据
			listLoading: false,
      //模态框标题
      title:"",
			//2.高级查询相关数据
			keyword: '',

			//3.删除相关数据

			//4.批量删除相关数据
			sels: [], //存储多选记录

			//5.添加和修改相关数据
			saveFormVisible: false,
      //查询的form
      searchForm:{
        id: null,
        typeName:"",//文章类型
        status:"", //默认状态
        date:""   , //日期
        startTime:"",
        endTime:"",

      },
			saveForm: {
				id: null,
        typeName:"",
        status:"",
				//avatar头像 - 前端没有传递 - 需要文件上传
				//logininfo_id - 后端业务生成
        parentId:"",
			},


		}
	},
	methods: {
		//1.分页查询相关方法
		//1.1.获取列表数据
		getTableData() {
      //开启加载框
      this.listLoading = true;
      //这一坨是负责传到后端的数据 记住前面双引号的名字需要和后端接收到的一样
			let param = {
        //keyword是用来进行关键字查询的 默认为空 因为关键词查询也会进行分页 所以这里需要keyword  key是为了和后端的一致
        "key":this.searchForm.typeName,
        "currentPage": this.currentPage,
        "pageSize":this.pageSize,
        "status":this.searchForm.status,
        "startTime":this.searchForm.startTime,
        "endTime":this.searchForm.endTime
      }
      this.$http.patch("/articleType",param).then(res=>{
        let {success,resultObj} = res.data;
        if(success){
           //关闭加载框
          this.listLoading = false;
          this.tableDatas = resultObj.list;
          this.totals = resultObj.total;
          //刷新文章类型
          this.getArticleTypeTree();
        }
      })
		},
		//1.2.选择第几页时触发
		handleCurrentChange(curentPage) {
			this.currentPage = curentPage;
      this.getTableData();
		},
		//1.3.选择每页显示记录条数时触发
		handleSizeChange(pageSize) {
			  this.currentPage = 1;
        this.pageSize = pageSize;
        this.getTableData();
		},

		//2.高级查询相关方法
		keywordQuery() {
      if(this.searchForm.date){
            this.searchForm.startTime =this.searchForm.date[0],
            this.searchForm.endTime = this.searchForm.date[1]
      }else {
            this.searchForm.startTime =null,
            this.searchForm.endTime = null
      }

			this.currentPage = 1;
      this.getTableData();
		},

		//3.删除相关方法
		handleDel(row) {
      this.$confirm('此操作将永久删除该文件, 是否继续?', '提示', {
        confirmButtonText: '确定',
        cancelButtonText: '取消',
        type: 'warning'
      }).then(() => {
        this.$http.delete("/articleType/"+row.id).then(res=> {
          let {success} = res.data;
          if (success) {
            this.$message({
              type: 'success',
              message: "删除成功！"
            });
            //删除成功过后需要刷新
            this.getTableData();
          }else {
            this.$message.error(message);
          }
        })
      });
		},


		//4.批量删除相关方法
		//4.1.选项改变时触发
		handleSelectionChange(val) {
      this.sels = val;
		},
		//4.2.批量删除
    handlePatchDel() {
      this.$confirm('您确认删除选中的数据?', '提示', {
        confirmButtonText: '确定',
        cancelButtonText: '取消',
        type: 'warning'
      }).then(() => {
        this.$http.patch("/articleType/patchDelete",this.sels).then(res=>{
          let  {success} = res.data;
          if(success){
            this.$message({
              type: 'success',
              message: '删除成功!'
            });
            this.getTableData();
          }
        })
      });
    },

		//5.添加和修改相关方法
		//5.1.点击添加弹出对话框
		handleAdd() {
      //设置标题
      this.title = "新增文章类型";
      //清空表单
      for(let k in this.saveForm){
        this.saveForm[k] = null;
      }
      //新增应该显示密码框
      this.saveForm["id"] = null;
      //清空校验
      this.saveForm["status"] = 1;
      //弹出窗体
			 this.saveFormVisible = true;
		},
		//5.2.点击修改弹出对话框
		handleEdit(row) {
      //修改标题
      this.title = "编辑文章类型";
      //清空表单
      for(let k in this.saveForm){
        this.saveForm[k] = "";
      }
    //回显数据
      for(let k in row){
        this.saveForm[k] = row[k];
      }
      if(this.saveForm.parent){
         this.saveForm.parentId = this.saveForm.parent.id;
      }
    //打开模态框
      this.saveFormVisible = true
		},
		//5.3.提交表单数据操作数据库
		saveSubmit() {
      //如果上级文章类型选择了，我就要给parentId重新设置值
      console.log(this.saveForm)
      //如果parentId没有值 我们就返回null
        if(!this.saveForm.parentId ){
          this.saveForm.parentId = null;

        }
          this.$http.post("/articleType",this.saveForm).then(res=>{
            let {success} = res.data;
            if(success){
              this.saveFormVisible = false;
              this.getTableData();
            }
          })
		},
    //获取文章类型树形结构
    getArticleTypeTree(){
      this.$http.patch("/articleType/getTree").then(res=>{
        let{success,resultObj} = res.data;
        if(success){
          this.options = resultObj;
        }
      })
    }
	},
	mounted() {
		this.getTableData();
    //获取文章类型树形结构
    this.getArticleTypeTree();
	}
}

</script>

<style scoped></style>
